The 60-year-old went on to advise the most important thing to do is stay occupied and stick to a routine.

He added: “Most importantly, occupy your mind. You have to stick to a routine. Fortunately, with things like Zoom, you stay in touch with the world, keep motivated, come up with ideas… I never get this time, normally."

Cowell previously told the show he was watching his weight by cutting down on alcohol and removing bread, sugar and red meat from his diet.

He told The Sun recently: “All I do is avoid just red meat - white meat is fine - and I eat loads of vegetables, salads and drink this great beer.